9B003 Category 9B
Equipment “specially designed” for the “production” or test of gas turbine brush seals designed to operate at tip speeds exceeding 335 m/s, and temperatures in excess of 773 K (500 °C), and “specially designed” “components” or “accessories” therefor.
Category 9: Aerospace and Propulsion
Reasons for control
- NS: National security
- MT: Missile technology
- AT: Anti-terrorism
Country chart
| Control | Column |
|---|---|
| AT applies to entire entry | AT 1 |
| MT applies to equipment for engines controlled under 9A001 for MT reasons and for engines controlled under 9A101 | MT 1 |
| NS applies to entire entry | NS 1 |
List-based license exceptions
Items
- Items: The list of items controlled is contained in the ECCN heading.
Related controls
See also 9B115
Source: eCFR, version
2026-08-01, retrieved
2026-08-20T04:04:59+00:00.